diff --git a/docs/jdom-package-list/README.TXT b/docs/jdom-package-list/README.TXT
index 3515d0e..dd3aef9 100644
--- a/docs/jdom-package-list/README.TXT
+++ b/docs/jdom-package-list/README.TXT
@@ -1,7 +1,8 @@
 Ant's Javadoc task requires that a package list be named package-list,
 and thus you give the task the name of the directory containing that
 file.  Thus, this directory must exist so that our API docs can link
-to the JDOM classes if we choose to do so.
+to the JDOM classes if we choose to do so.  See Javadoc's
+documentation concerning the '-linkoffline' option.
 
 package-list was downloaded from .../apidocs/package-list.  (I.e.,
 it's a sibling of JDOM's index.html file.)